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OpenStudy (anonymous):

The atmosphere of Earth contains primarily which gas? Carbon dioxide Methane Nitrogen Oxygen

OpenStudy (anonymous):

@austinL help?

OpenStudy (austinl):

Well, I would like to say that it consists mostly of Nitrogen. I know that what we breath is mostly Nitrogen.... so... yeah :P

OpenStudy (anonymous):

100% positive that it's nitrogen.

OpenStudy (anonymous):

NITROGGGEENNNNN !

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